<?php
/**
 * Mechanism
 *
 * LICENSE
 *
 * Copyright (c) 2011, Sergey A. Ivonchik <BreatheInMyVoid@gmail.com>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above
 *   copyright notice, this list of conditions and the following disclaimer
 *   in the documentation and/or other materials provided with the
 *   distribution.
 * * Neither the name of the  nor the names of its
 *   contributors may be used to endorse or promote products derived from
 *   this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * @package Mechanism
 * @license http://www.opensource.org/licenses/bsd-license
 * @author Sergey A. Ivonchik <BreatheInMyVoid@gmail.com>
 * @copyright Copyright (c) 2011 Sergey A. Ivonchik
 */

namespace Mechanism\Router {
	use Mechanism\Router\Route\IRoute;
	/**
	 * Basic router
	 *
	 * This router can route using only one
	 * route rule.
	 *
 	 * @package Mechanism\Router
 	 * @author BreatheInMyVoid <BreatheInMyVoid@gmail.com>
	 */
	class Basic extends Router {
		/**
		 * Route for matching
		 * 
		 * @var Mechanism\Router\Route\IRoute $route
		 */
		protected $route = null;
		
		/**
		 * Constructor
		 * 
		 * @param Mechanism\Router\Route\IRoute $route
		 */
		public function __construct( IRoute $route = null ) {
			if ( null !== $route ) {
				$this->route = $route;
			}	
		}
		
		/**
		 * Get route
		 * 
		 * Returns route setted for matching
		 * 
		 * @return Mechanism\Router\Route\IRoute $this->route
		 */
		public function getRoute( ) {
			return $this->route;
		}
		
		/**
		 * Set route
		 * 
		 * Set route for matching
		 * 
		 * @param Mechanism\Router\Route\IRoute $route
		 * @return Mechanism\Router\Route\Basic $this
		 */
		public function setRoute( IRoute $route ) {
			$this->route = $route;
			return $this;
		} 
		
		/**
		 * Do routing
		 * 
		 * @throws Mechanism\Router\Exception\Runtime
		 * @param string $path
		 * @return bool 
		 */
		public function routing( $path ) {
			if ( null === $this->route ) {
				throw new Exception\Runtime( 'Route is null or not setted' );
			} 
			
			if ( $this->route->match( $path ) ) {
				$this->matchedRoute = $this->route;
				return true;
			} else {
				$this->matchedRoute = null;
				return false;				
			}
		}
	}
}